package thread;

import java.util.concurrent.atomic.AtomicInteger;

public class demo38 {
    //private static int count = 0;
    private static AtomicInteger count = new AtomicInteger(0);
    public static void main(String[] args) throws InterruptedException {
        Thread t1 = new Thread(()->{
            for (int i = 0; i < 50000; i++) {
                //下列这些操作，都是原子的
                count.getAndIncrement();//count++
                // count.incrementAndGet();//++count
                // count.decrementAndGet();//--count
                // count.getAndDecrement();//count--
                // count.getAndAdd(10);//count+=10
                // count.addAndGet(-10);//count-=10
                // count.getAndSet(10);//count=10
            }
        });
        Thread t2 = new Thread(()->{
            for (int i = 0; i < 50000; i++) {
                count.getAndIncrement();
            }
        });
        t1.start();
        t2.start();
        t1.join();
        t2.join();
        System.out.println(count);
    }
}
